Long operating time, easy to wash product Complete matching product accessories, complete nylon washer and adjustable accessories Made of stainless steel and plastic. WIDE USE:Suitable for most upturned toilet seat lids: MDF Toilet Seat, Wooden Toilet Seat, Resin Toilet Seat and so on. It can be used in various occasions such as home, restaurant, public toilet, hotel, school and so on. You only need to install the toilet cover and the toilet seat hinges top fixings once, which can be used for several years., Manufacturer: QHKNUYOAX